NTFS: writev() fix and maintenance/contact details update

Fix writev() to not keep writing the first segment over and over again
instead of moving onto subsequent segments and update the NTFS entry in
MAINTAINERS to reflect that Tuxera Inc. now supports the NTFS driver.

Signed-off-by: Anton Altaparmakov <anton@tuxera.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 42f991e..64d7621 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4383,11 +4383,11 @@
 F:	drivers/scsi/nsp32*
 
 NTFS FILESYSTEM
-M:	Anton Altaparmakov <aia21@cantab.net>
+M:	Anton Altaparmakov <anton@tuxera.com>
 L:	linux-ntfs-dev@lists.sourceforge.net
-W:	http://www.linux-ntfs.org/
+W:	http://www.tuxera.com/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs-2.6.git
-S:	Maintained
+S:	Supported
 F:	Documentation/filesystems/ntfs.txt
 F:	fs/ntfs/